User manual
Page 62
... case the phone doesn't recognize you. 5. Go to Settings, and then tap Security. 2. Tap Set it up face unlock if you will be asked to blink to unlock the screen. To help make face unlock more reliable and more secure, you can: § Tap Improve face matching to train HTC One mini to unlock HTC One mini...
... case the phone doesn't recognize you. 5. Go to Settings, and then tap Security. 2. Tap Set it up face unlock if you will be asked to blink to unlock the screen. To help make face unlock more reliable and more secure, you can: § Tap Improve face matching to train HTC One mini to unlock HTC One mini...